UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rkuMxD9dsFojbJyaIGtsEc6nY6BgsF4ji14xbrqXkcs=' 
WHERE 
  key_id = 'a3746854ddbfd4e72d5f0db0e5b8ec1536b61e8baf804518c1c060d57b878b95' 
  AND (
    token = 'rkuMxD9dsFojbJyaIGtsEc6nY6BgsF4ji14xbrqXkcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )